adb shell dumpsys activity activities
能看到当前app所在的进程和activity(也就是打开的页面),进而方便使用frida定位
其他的还有
adb shell dumpsys activity---------------查看ActvityManagerService 所有信息
adb shell dumpsys activity services-----------查看Service组件信息
adb shell dumpsys activity providers----------产看ContentProvider组件信息
adb shell dumpsys activity broadcasts--------查看BraodcastReceiver信息
adb shell dumpsys activity intents--------------查看Intent信息
adb shell dumpsys activity processes---------查看进程信息